摘要:研究了用Fenton试剂处理某选矿废水中残余的黄药,分别考查了氧化时间、反应初始pH值、Fe2+浓度及H2O2用量对黄药降解效果的影响,用正交试验确定了四个因素的最好条件.结果表明:初始pH值和H2O2用量是影响去除效果的主要因素;氧化时间为60min,反应初始pH=4,[Fe2+]=20mg/L,[H2O2]=20mg/L,黄药的浓度为125mg/L时,黄药的去除率达到99.5%.
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